Strata Dk16 Base Key Service Unit; Strata Dk8 Key Service Unit Interior; (Connectors And Interfaces) - Toshiba Strata DK8 General Description Manual

S T R A T A D K 8 & D K 1 6
G E N E R A L D E S C R I P T I O N
BATTERY JUMPER SW1, FOR
CUSTOMER DATA MEMORY
QPSU8
POWER SUPPLY
AC POWER
CORD/
PLUG 4' 7"
QRCU-3 CIRCUIT
DTMF AND ABR
TONE DETECTOR
PCB (optional)
J6-25-PAIR
AMPHENOL JACK
FOR TELEPHONE
TIP/RING AND
RELAY CONTACT
(FEMALE)
MUSIC-ON HOLD RCA JACK
PAGING OUTPUT RCA JACK
Figure 9
STRATA DK8 KEY SERVICE UNIT INTERIOR (CONNECTORS AND INTERFACES)
Access (DISA) operation. Each QRCU card pro-
vides three shared circuits.
IMPORTANT NOTE:
The QRCU2 version of this circuit card is
required for Built-in Attendant operation.
SMDR/TTY Interface Unit (QSMU): The optional
QSMU provides an interface for either SMDR out-
put or TTY maintenance port. QSMU operation is
software selectable (TTY or SMDR). A customer-
supplied printer or Call Accounting device can be
connected to the QSMU for SMDR or a terminal
(local maintenance) or modem (Remote Mainte-
nance) can be connected to the QSMU for system
programming. Only one option (SMDR or TTY) can
function at a time.
8
ON OFF
BATT
SW1
QCNU
QMA
QSMU
ROM
(standard)
(optional)
Conference
QCDU (optional)
1-CO line CKT (4)
2-Digital
2-Telephone CKT
QSTU
(QSTS)
QCDU (optional)
(optional)
1-CO line CKT (3)
2-Standard 2-Digital
Telephone
2-Telephone CKT
Circuits
MOH 600
JACK PAGE
VR701 MOH
VOLUME
CONTROL

STRATA DK16 BASE KEY SERVICE UNIT

In addition to the main processor and operating
software for the system, the Base Key Service Unit
contains the circuitry and components (Figure 10 and
Table F) described as follows. The weight and dimen-
sions of the unit, which is designed for wall mounting,
are as follows
Digital Telephone Circuits: The main circuit board
has eight integrated circuits that can connect to
digital telephones, stand-alone data interface units
(PDIU-DSs), one digital door phone/lock control
DC POWER
ON/OFF SWITCH
AC
DC
SMDR/TTY
3-PAIR
MODULAR JACK
CO4
CO2
MODULAR
RJ11 JACKS
CO1
CO3
MAIN CIRCUIT BOARD
Height: 18.0 in (457 mm)
Width: 12.2 in (310 mm)
Depth: 3.4 in (86 mm)
Weight: 8.4 lbs (3.8 kg)
A U G U S T 1 9 9 3
RESERVE
BATTERY
CONNECTOR
AC AND DC
POWER
INDICATOR LEDs
QSMU,
SMDR/TTY
PCB
PFT, RJ11
MODULAR JACK